OpenTechnical

OT-2026-000101872

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pulsed blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000101872) never changes.

Identity and time

Publication numberOT-2026-000101872 · never reused
Internal UUID01a0aea4-50f0-7d53-a706-a837da5122f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101872
StatusPUBLIC

Content hashes

Canonical text71c737d3342c7c588bc1c1e2af0f4208eab5d8c44afb2d2fdd36e0801b009189
Markdownad8d99d249a0726c3ff7a833fa852545691fd3f52955b1f0cb6914833baa8119
PDF
Publication page31bf3375fadeede1388e1a209291007e889bbc2a68a7673527c87b49b07d0a04
Manifest9c8fc4886823ef96b43289ca0f7dd635ae2c4c16429ae9c2f9cbc8feed1463e6

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureAiDvFsE9FIJ/RwhqxaE4vWWN/788pSh3D/1l0bW+br1hoGGtSQRE4SeWo50bg23s7hGXUM+7rHfCxsiveS6xBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:28.574017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101872
observed 31bf3375fadeede1388e1a209291007e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.556510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101872/manifest.json
observed 9c8fc4886823ef96b43289ca0f7dd635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.539242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101872/publication.md
observed ad8d99d249a0726c3ff7a833fa852545...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.522331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101872/publication.txt
observed 71c737d3342c7c588bc1c1e2af0f4208...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.